TaskInternal task = details.getTask();
        AbstractTaskResult taskResult = operationResultPostProcessor.process(toTaskResult(task, finishEvent), task);
        return new DefaultTaskFinishedProgressEvent(finishEvent.getEndTime(), descriptor, taskResult);
    }

    private static AbstractTaskResult toTaskResult(TaskInternal task, OperationFinishEvent finishEvent) {
        TaskStateInternal state = task.getState();

            DefaultTaskOperationDescriptor descriptor = new DefaultTaskOperationDescriptor(providerDescriptor, null, providerDescriptor.getTaskPath());
            TaskOperationResult result = BuildProgressListenerAdapter.toTaskResult(providerResult);
            DefaultTaskFinishEvent finishEvent = new DefaultTaskFinishEvent(providerEvent.getEventTime(), providerEvent.getDisplayName(), descriptor, result);

        return new DefaultTaskFinishEvent(event.getEventTime(), event.getDisplayName(), descriptor, toTaskResult((InternalTaskResult) event.getResult()));
    }

    private WorkItemFinishEvent workItemFinishedEvent(InternalOperationFinishedProgressEvent event) {